whippletree
Noun
Meaning
The pivoted or swinging bar to which the traces, or tugs, of a harness are fastened, and by which a carriage, a plow, or other implement or vehicle, is drawn; a whiffletree; a swingletree; a singletree. See Singletree.
The cornel tree.
Source: Webster's dictionarySynonyms
swingletree
whiffletree
transverse
traverse
transom
transept
singletree
swingtree
swinglebar
splinter bar